package com.hmall.common.client;

import com.hmall.common.PageDTO;
import com.hmall.common.dto.Item;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestParam;

import java.util.List;

@FeignClient("itemservice")
public interface ItemClient {
    //分页查询
    @GetMapping("/item/list")
    public PageDTO<Item> itemList(@RequestParam("page") Integer page, @RequestParam("size") Integer size);

    /**
     * 根据id查询
     */
    @GetMapping("/item/{id}")
    public Item getById(@PathVariable("id") long id);

    /**
     * 扣减库存
     * @param itemId
     * @param num
     */
    @PutMapping("item/stock/{itemId}/{num}")
    void updateStock(@PathVariable("itemId") Long itemId, @PathVariable("num") Integer num);


}
